interstellar travel

New Calculations Show That an Interstellar Bussard Ramjet Drive Would Need a Magnetic Field Stretching 150 Million Kilometres

A new analysis of the fabled Bussard Ramjet shows that the spacecraft would need an impossibly big magnetic field to…

9 months ago

Avoiding the Great Filter. How Long Until We’re Living Across the Solar System?

According to a new study, humanity could become an interplanetary species in this century, interstellar by the 23rd, and intragalactic…

1 year ago

Sending a Spacecraft to Another Star Will Require a Million Lasers Working Together

New research from the Australia National University shows that millions of lasers are the way to propel Breakthrough Starshot on…

1 year ago

Gravitational Lenses Could Allow a Galaxy-Wide Internet

We could gravitationally lens radio signals to communicate with space probes at other stars. Maybe even communicate across the galaxy.

2 years ago

Beyond “Fermi’s Paradox” XIV: What is the Aurora Hypothesis?

Is it possible that we haven't heard from aliens because colonizing exoplanets is hazardous to your health? So says the…

2 years ago

Want the Fastest Solar Sail? Drop it Into the Sun First

A new study from the Max Planck Institute for Astronomy shows how a "Sun Diver," a light sail that dives…

2 years ago

What’s the Best Way to Communicate With an Interstellar Probe When it’s Light-Years Away From Earth?

A new study by an international team of scientists addressed a major challenge with interstellar missions: how to send and…

2 years ago

Languages Will Change Significantly on Interstellar Flights

A pair of linguists recently did a study, which appeared in an ESA-associated journal, that discusses how interstellar travel could…

2 years ago

How Will we Receive Signals From Interstellar Probes, Like Starshot?

A new study takes a look at the challenges of sending and receiving data over interstellar distances using tight-beam lasers

2 years ago

What is a Generation Ship?

The concept of a Generation Ship is a time-honored one, but is it the best way to send an interstellar…

3 years ago